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spl: common: Support for USB MSD FAT image loading

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Add SPL support to be able to detect a USB Mass Storage device
connected to a USB host.  Once a USB Mass storage device is detected
the SPL will load the u-boot.img from a FAT partition to target address.

Signed-off-by: Dan Murphy <dmurphy@ti.com>
This commit is contained in:
Dan Murphy
2014-01-16 11:23:30 -06:00
committed by Tom Rini
parent 773b5940b5
commit 8cffe5bd0d
8 changed files with 92 additions and 11 deletions
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4
common/Makefile
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@@ -197,6 +197,10 @@ obj-$(CONFIG_SPL_NET_SUPPORT) += miiphyutil.o
obj-$(CONFIG_SPL_ENV_SUPPORT) += env_attr.o
obj-$(CONFIG_SPL_ENV_SUPPORT) += env_flags.o
obj-$(CONFIG_SPL_ENV_SUPPORT) += env_callback.o
ifdef CONFIG_SPL_USB_HOST_SUPPORT
obj-$(CONFIG_SPL_USB_SUPPORT) += usb.o usb_hub.o
obj-$(CONFIG_USB_STORAGE) += usb_storage.o
endif
ifneq ($(CONFIG_SPL_NET_SUPPORT),y)
obj-$(CONFIG_ENV_IS_NOWHERE) += env_nowhere.o
obj-$(CONFIG_ENV_IS_IN_MMC) += env_mmc.o